Health Capsules

Sleep trackers and clinical sleep studies serve different purposes in understanding rest, fatigue, and possible sleep disorders. Readers will learn how consumer devices estimate patterns, how laboratory studies measure sleep and support diagnosis, and how to judge when self-tracking is sufficient versus when professional assessment is warranted.

Continuous glucose monitors like Dexcom Stelo and Abbott Lingo now offer over-the-counter options for adults without diabetes who do not use insulin. These devices differ in how they report data, the transparency of their development, and the credentials behind their claims, helping users decide which approach fits their wellness goals. Understanding these options reveals how CGMs can be used safely and effectively beyond traditional diabetes care.

Your daily rhythms are set less by habit and choice than by the natural light-dark cycle, which resets an internal clock deep in the brain. Morning sunlight and dim evenings keep sleep, mood, and metabolism in sync, while artificial light at night throws them off. Align your day with these light cues and you can sleep better and lower your risk of metabolic trouble.

Sleepless nights are easier to manage when the options are clear. This playbook explains how to distinguish habits that support better sleep from reactions that intensify wakefulness, including unhelpful time in bed spent worrying about sleep. Readers learn what to do during a difficult night and what to adjust the next day to reduce the chances of repeating it.

Mood shifts and light sensitivity might not be triggering your migraine; the attack may already be underway. These views split on whether early warning signs are true triggers or the opening act, whether jaw and TMJ trouble is a hidden cause, and how much a daily diary really reveals. Sorting that out changes what you track, what you avoid, and when you treat.